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发明名称
Apparatus for separating particles of different densities
摘要
申请公布号
US2579228(A)
申请公布日期
1951.12.18
申请号
US19470723723
申请日期
1947.01.23
申请人
ERICKSON ELMER L
发明人
ERICKSON ELMER L.
分类号
B03B4/00
主分类号
B03B4/00
代理机构
代理人
主权项
地址
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